The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Patent No.:

US 9793493 B1

PDF
Full Text
Expired
Date of Patent:
Oct. 17, 2017

Filed:

Dec. 30, 2014
Applicant:

Luminescence Technology Corp., Hsin-Chu, TW;

Inventors:

Feng-Wen Yen, Taipei, TW;

Cheng-Hao Chang, Miao-Li, TW;

Assignee:

Other;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 51/00 (2006.01); C07D 401/14 (2006.01); C07D 401/04 (2006.01); C07D 251/24 (2006.01); C07D 209/82 (2006.01); C07D 403/04 (2006.01); C07D 403/14 (2006.01); C07D 405/04 (2006.01); C07D 333/76 (2006.01); C09K 11/06 (2006.01); H01L 51/50 (2006.01);
U.S. Cl.
CPC ...
H01L 51/0072 (2013.01); C07D 209/82 (2013.01); C07D 251/24 (2013.01); C07D 333/76 (2013.01); C07D 401/04 (2013.01); C07D 401/14 (2013.01); C07D 403/04 (2013.01); C07D 403/14 (2013.01); C07D 405/04 (2013.01); C09K 11/06 (2013.01); H01L 51/0056 (2013.01); H01L 51/0067 (2013.01); H01L 51/0073 (2013.01); H01L 51/0074 (2013.01); C09K 2211/1011 (2013.01); C09K 2211/1029 (2013.01); C09K 2211/1044 (2013.01); C09K 2211/1059 (2013.01); C09K 2211/1088 (2013.01); C09K 2211/1092 (2013.01); H01L 51/5016 (2013.01); H01L 51/5072 (2013.01); H01L 51/5096 (2013.01); H01L 2251/5384 (2013.01);
Abstract

The present invention discloses an novel organic material is represented by the following formula (A) and organic EL device using the organic material as hole blocking layer (HBL), electron transport layer (ETL) or phosphorescent host can efficiently lower driving voltage, lower power consumption and increase the efficiency. The same definition as described in the present invention.


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